David K. Johnston, a veteran journalist and Trump expert, dives deep into Donald Trump's cognitive decline and psychological issues. He discusses alarming evidence of erratic speech and deteriorating thinking patterns, revealing how Trump's harsh upbringing led to an unquenchable internal void. The conversation also covers how targeted attack ads could exploit Trump's vulnerabilities and the implications of his behavior for the Republican Party. Johnston's insights highlight the complex relationship between personality, power, and political perception.